/*
 * $Id: JNDIBasedInjectorFactory.java 6 2009-03-20 00:57:43Z scotthernandez $
 * $URL: https://condi-stripes.googlecode.com/svn/ConDI-Stripes/trunk/src/com/googlecode/condistripes/JNDIBasedInjectorFactory.java $
 *
 * Copyright 2008-2009 Scott Hernandez
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * 
 */

package com.googlecode.candistripes;

import javax.inject.manager.Manager;
import javax.naming.Context;
import javax.naming.InitialContext;
import javax.naming.NamingException;
import javax.rmi.PortableRemoteObject;

import net.sourceforge.stripes.action.ActionBean;
import net.sourceforge.stripes.action.ActionBeanContext;
import net.sourceforge.stripes.util.Log;

/**
 * Base class for JNDI based jsr299 implementations.
 *
 * @author Scott Hernandez
 */

public abstract class JNDIBasedInjectorFactory implements CanDIFactory {
    private Log log = Log.getInstance(CanDIActionBeanHelper.class);
	protected Manager manager = null;

	public JNDIBasedInjectorFactory() {
		Manager wbManager = null;
		try {
			Context c = new InitialContext();
			Object obj = c.lookup(GetJNDIPath());
			wbManager = (Manager) PortableRemoteObject.narrow(obj,
					Manager.class);
		} catch (NamingException e) {
			log.debug("Manager lookup via JNDI[" + GetJNDIPath() + "]:" + e.toString());
		}
		this.manager = wbManager;
	}

	protected abstract String GetJNDIPath();
	public abstract String GetDescription();

	@Override
	public ActionBean getActionBean(Class<? extends ActionBean> type,
			ActionBeanContext context) {
		// ignoring context for now... and maybe forever
		return (ActionBean) this.manager.getInstanceByType(type);
	}

	@Override
	public boolean isAvailable() {
		return (this.manager != null);
	}

	@Override
	public ActionBeanContext getActionBeanContext() {
		return (ActionBeanContext) this.manager.getInstanceByType(ActionBeanContext.class);
	}
	
}